57 / | HD | TEXTILES: SPINNING, TWISTING, AND TWINING |
1 R | DF | APPARATUS AND PROCESSES {45} |
58.49 | DF | .~ Unitary multiple twist devices {8} |
58.65 | DF | .~.~ Take-up type {2} |
58.67 | .~.~.~ With packaging by revolving strand guide and/or reciprocating package holder |